Baxi Combi Instant 80 HE Installation & Servicing Instructions Manual page 24

8.0 Installation
8.7 Fitting the Flue (Cont)
5. Mark dimension 'Y' on the flue as shown (Fig. 23).
Waste
Carefully cut the waste material from the flue, ensuring
Y
that the ducts are square and free from burrs.
6. The inner flue duct support bracket may be in the
waste portion of the flue. In this case retrieve the bracket
before discarding the waste.
Flue
7. Take the inner flue support bracket (if not already
Fig. 23
fitted) and engage it over the flue duct. This will
centralise the flue and air ducts, and ease assembly
(Fig. 24).
8. Insert the flue through the hole in the wall. Fit the
elbow to the boiler adaptor, ensuring that it is pushed
fully in.
9. Draw the flue back through the wall and engage it in
Inner Flue Support Bracket
the elbow. It may be necessary to use soap solution or
similar to ease assembly of the elbow adaptor and flue
(Fig. 25).
10. Make good between the wall and air duct outside the
building.
Fig. 24
11. Fit the flue trim if required, and if necessary fit a
terminal guard (see Section 7.9 & 7.10).
VERTICAL FLUE
1. Only a flue approved with the Baxi Combi 105 HE can
be used.
2. For information on vertical flues consult the Baxi Flue
Guide brochure.
Flue Elbow
Fig. 25
Flue Trim
24